*{margin: 0;padding: 0;}
.pink{background-color: pink;}  .blue{background-color: skyblue;}
.borderRadiusPercent50{border-radius: 50%;}
.borderRadius5{border-radius: .5rem;}
.borderRadius10{border-radius: 1rem;}

.flex{display: flex;}
.flex-wrap{flex-wrap: wrap;}
.flex-center{justify-content: center;}
.flex-column{flex-direction: column;}
.flex-around{justify-content: space-around;}
.flex-between{justify-content: space-between;}
.flex-evenly{justify-content: space-evenly;}
.flex-end{ justify-content: flex-end;}
.flex-shrink0{flex-shrink: 0}

.fixed{position: fixed;}
.fixedBottom{position: fixed;left: 0;right: 0;bottom: 0;}
.fixedTop{position: fixed;left: 0;right: 0;top: 0;}
.mask{position: fixed;left: 0;right: 0;top: 0;bottom: 0;background-color: rgba(0,0,0,.6);}

.fontSize5{font-size: .5rem;}
.fontSize13{font-size: 1.3rem;}
.fontSize15{font-size: 1.5rem;}

.textAlignCenter{text-align: center;}
.marginAuto0{margin: auto 0;}
.margin0Auto{margin: 0 auto;}
.bold{font-weight: bold;}
.clear{clear: both;}

.shadow{box-shadow: 0 0 1rem rgba(0, 0, 0, 0.08);}
.shadowBottom{box-shadow: 0 0.31rem 0.44rem 0 rgba(0, 0, 0, 0.08);}